Search Results (3052 CVEs found)

CVE Vendors Products Updated CVSS v3.1
CVE-2026-0887 1 Mozilla 3 Firefox, Firefox Esr, Thunderbird 2026-01-22 4.3 Medium
Clickjacking issue, information disclosure in the PDF Viewer component. This vulnerability affects Firefox < 147, Firefox ESR < 140.7, Thunderbird < 147, and Thunderbird < 140.7.
CVE-2026-0886 1 Mozilla 3 Firefox, Firefox Esr, Thunderbird 2026-01-22 5.3 Medium
Incorrect boundary conditions in the Graphics component. This vulnerability affects Firefox < 147, Firefox ESR < 115.32, Firefox ESR < 140.7, Thunderbird < 147, and Thunderbird < 140.7.
CVE-2026-0883 1 Mozilla 3 Firefox, Firefox Esr, Thunderbird 2026-01-22 5.3 Medium
Information disclosure in the Networking component. This vulnerability affects Firefox < 147, Firefox ESR < 140.7, Thunderbird < 147, and Thunderbird < 140.7.
CVE-2026-0884 1 Mozilla 3 Firefox, Firefox Esr, Thunderbird 2026-01-22 9.8 Critical
Use-after-free in the JavaScript Engine component. This vulnerability affects Firefox < 147, Firefox ESR < 140.7, Thunderbird < 147, and Thunderbird < 140.7.
CVE-2026-0885 1 Mozilla 3 Firefox, Firefox Esr, Thunderbird 2026-01-22 6.5 Medium
Use-after-free in the JavaScript: GC component. This vulnerability affects Firefox < 147, Firefox ESR < 140.7, Thunderbird < 147, and Thunderbird < 140.7.
CVE-2026-0878 1 Mozilla 3 Firefox, Firefox Esr, Thunderbird 2026-01-22 8 High
Sandbox escape due to incorrect boundary conditions in the Graphics: CanvasWebGL component. This vulnerability affects Firefox < 147, Firefox ESR < 140.7, Thunderbird < 147, and Thunderbird < 140.7.
CVE-2026-0877 1 Mozilla 3 Firefox, Firefox Esr, Thunderbird 2026-01-22 8.1 High
Mitigation bypass in the DOM: Security component. This vulnerability affects Firefox < 147, Firefox ESR < 115.32, Firefox ESR < 140.7, Thunderbird < 147, and Thunderbird < 140.7.
CVE-2026-0881 1 Mozilla 2 Firefox, Thunderbird 2026-01-22 10 Critical
Sandbox escape in the Messaging System component. This vulnerability affects Firefox < 147 and Thunderbird < 147.
CVE-2026-0882 1 Mozilla 3 Firefox, Firefox Esr, Thunderbird 2026-01-22 8.8 High
Use-after-free in the IPC component. This vulnerability affects Firefox < 147, Firefox ESR < 115.32, Firefox ESR < 140.7, Thunderbird < 147, and Thunderbird < 140.7.
CVE-2026-0880 1 Mozilla 3 Firefox, Firefox Esr, Thunderbird 2026-01-22 8.8 High
Sandbox escape due to integer overflow in the Graphics component. This vulnerability affects Firefox < 147, Firefox ESR < 115.32, Firefox ESR < 140.7, Thunderbird < 147, and Thunderbird < 140.7.
CVE-2026-0879 1 Mozilla 3 Firefox, Firefox Esr, Thunderbird 2026-01-22 9.8 Critical
Sandbox escape due to incorrect boundary conditions in the Graphics component. This vulnerability affects Firefox < 147, Firefox ESR < 115.32, Firefox ESR < 140.7, Thunderbird < 147, and Thunderbird < 140.7.
CVE-2025-14327 1 Mozilla 2 Firefox, Thunderbird 2026-01-15 7.5 High
Spoofing issue in the Downloads Panel component. This vulnerability affects Firefox < 146, Thunderbird < 146, Firefox ESR < 140.7, and Thunderbird < 140.7.
CVE-2025-14744 2 Apple, Mozilla 3 Ios, Firefox, Firefox For Ios 2026-01-06 6.5 Medium
Unicode RTLO characters could allow malicious websites to spoof filenames in the downloads UI for Firefox for iOS, potentially tricking users into saving files of an unexpected file type. This vulnerability affects Firefox for iOS < 144.0.
CVE-2025-14860 1 Mozilla 1 Firefox 2025-12-30 9.8 Critical
Use-after-free in the Disability Access APIs component. This vulnerability affects Firefox < 146.0.1.
CVE-2025-12380 1 Mozilla 1 Firefox 2025-12-19 9.8 Critical
Starting with Firefox 142, it was possible for a compromised child process to trigger a use-after-free in the GPU or browser process using WebGPU-related IPC calls. This may have been usable to escape the child process sandbox. This vulnerability affects Firefox < 144.0.2.
CVE-2023-4582 2 Apple, Mozilla 4 Macos, Firefox, Firefox Esr and 1 more 2025-12-18 8.8 High
Due to large allocation checks in Angle for glsl shaders being too lenient a buffer overflow could have occurred when allocating too much private shader memory on mac OS. *This bug only affects Firefox on macOS. Other operating systems are unaffected.* This vulnerability affects Firefox < 117, Firefox ESR < 115.2, and Thunderbird < 115.2.
CVE-2023-23606 1 Mozilla 1 Firefox 2025-12-18 8.8 High
Mozilla developers and the Mozilla Fuzzing Team reported memory safety bugs present in Firefox 108. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 109.
CVE-2023-23604 1 Mozilla 1 Firefox 2025-12-18 6.5 Medium
A duplicate `SystemPrincipal` object could be created when parsing a non-system html document via `DOMParser::ParseFromSafeString`. This could have lead to bypassing web security checks. This vulnerability affects Firefox < 109.
CVE-2023-23600 1 Mozilla 1 Firefox 2025-12-18 6.5 Medium
Per origin notification permissions were being stored in a way that didn't take into account what browsing context the permission was granted in. This lead to the possibility of notifications to be displayed during different browsing sessions. *This bug only affects Firefox for Android. Other operating systems are unaffected.* This vulnerability affects Firefox < 109.
CVE-2023-23597 1 Mozilla 1 Firefox 2025-12-18 6.5 Medium
A compromised web child process could disable web security opening restrictions, leading to a new child process being spawned within the `file://` context. Given a reliable exploit primitive, this new process could be exploited again leading to arbitrary file read. This vulnerability affects Firefox < 109.